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Finding the Fourth Proportional to 27,296.50, 40,951.23 and 8,828.50

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Solution

The fourth proportional to 27,296.50, 40,951.23 and 8,828.50 is: 13,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,296.50 : 40,951.23 = 8,828.50 : x
  2. Step 2: Convert to fraction form
    27,296.50/40,951.23 = 8,828.50/x
  3. Step 3: Cross multiply
    27,296.50x = 40,951.23 × 8,828.50
  4. Step 4: Simplify right side
    27,296.50x = 361,537,934.06
  5. Step 5: Solve for x
    x = 361,537,934.06/27,296.50
  6. Step 6: Final answer
    x = 13,244.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.